
Preda Machine providesthe fastest, most reliable and cost saving Automated Duct Systems Available inoperation in China and worldwide!
Our auto duct line 5 can manage coil to duct "L" sections averaging every 15seconds and a full wrap duct every 30 seconds.
The highest quality, most productive &cost efficient coil line (duct manufacturing) machines nowadays.
It adopts modular Linear design, with several integrated flexible workstations. Total length of the line is about 18mtrs.
I. Main Features:
Optimized linear structure makes the whole line beautiful in appearance and fast in production.
Pneumatic manipulators push plate in conjunction with combined lock forming machine, high speed and positioning more accurate.
Stepping out from traditional processing method, the lock former saves time greatly and significantly improve production efficiency.
Labor and time saver, high efficiency, a full piece of “口” shape duct can be finished in about 30 seconds
With production management functions: Day Count, Cumulative Count
Separate two kinds of input modes (touch screen and physical keyboard) ensure operation reliability greatly.
II. Main Stations on our duct line:
After inputting sizes you need on the screen of our duct line 5, production line can automatically do the decoiling, leveling, beading, notching, Pittsburgh locks, Duplex TDF flange forming, shearing, folding square.
Leveling roller is Φ70 solid roller, made by 45# strengthened and tempering steel coated with hard chrome to ensure long time using and leveling effect and protect the metal sheet from scratch.
Beading roller is Φ100 solid roller, made by 45# strengthened and tempering steel coated with hard chrome to ensure long time using and beading effect and beautiful appearance.
Our auto duct line 5 is equipped with hydraulic shearing station with blade made by 6CrWu2Si steel, ensures the cutting accuracy ±0.5mm without burr on the duct sheared.
III. Standard Accessories:
1. Electric decoilers(four sets) driven by independent frequency controlled motor.
2. Multi-functional machine with capability of levelling,grooving,angle shearing and plate shearing
3. Multi-functional Pittsburgh machine
4. Servo-controlled material transporting table
5. Dual TDF flange forming machine
6. Hydraulic press brake
7. Computer controlling system and softwares.
8. Electric box
IV. PLC Controller
Use Japan MITSUBISHI PLC controller, servo motor drives that control the whole production line. Accurate and accountable!











V. FAQ
Abovr all, whether Preda Machine is a manufacturer or just exporter? What machines do Preda Machine manufacture?
Anhui Preda Machinery Manufacturing Co.,Ltd is 100% manufacturer of HVAC duct forming machines.
Our products cover all ranges of rectangular HVAC duct former and spiral tube formers mainly as following,
Duct Line 5 U type
Duct Line 5
Duct Line 4
Duct Line 3
Duct Line 2
Cut to length line
Mould type spiral Tubeformer
Spiral duct machine
Plasma cutting machine
Elbow gorelocker
TDF Rollformer/TDF Flange former
Lock fomer/Pittsburgh machine
Locker seamer (Hand-held version)
Grooving machine
Groove&sheare
Electrical shearer
CNC hydraulic guillotine
Angle iron bender/roller
Pneumatic/Manual folder (Normal/TDF versions)
Angle iron flange former
Hydraulic notching machine
1. How to get a accurate quotation from Preda Machine?
Provide the machine name you want, the specifications you need and the quantity of machine, we shall quote accordingly!
2. What’s the shipping cost from China to your country?
Please kindly tell us your nearest port to your place. We have reliable shipping forwarder to insure cheap, safe, convenient and timely delivery via sea.
3. Payment terms, MOQ, warranty, FOB.
Payment terms: 20% TT paid in advance, the balance of 80% before the shipment.
Minimum order quantity: 1 set of any machine of Preda Machine.
Delivery time : 5days after order confirmation. As a real manufacturer, we normally stock our machine in at least 1-3 sets including duct line 5, duct line 3,duct line 2! And at least 5sets each for TDF flange forming machine, Pittsburgh lock former, TDF folding machine, Pneumatic folder and etc…
Shipping terms : FOB, CFR, CIF and etc.. according to your requirements.
Warranty:24 months after our machines arriving at you.
4. What’s the package?
Fumigation-free plywood case for LCL and nude package for full container basis such as duct line 5, duct line 3, duct line 2...
5. What about commissioning service?
We can offer commissioning service, the buyer need to pay for all the transport, salary, hotel, meals for Preda Machine technicians caused during the service period.
6. What’s policy for guarantee and broken parts?
Warranty period of equipment is two years, during which the broken parts and spares caused by quality can be offered free. After guarantee period, all broken parts or easy wearing parts will be charged in a most competitive price ever in the market!